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labyrinthe/labyrinthe.js

@@ -9,39 +9,34 @@ var bottommargin = 0.7 * h
 var actualwidth = rightmargin - leftmargin
 var actualheight = bottommargin - topmargin
 var cnv, pos, speed
-var cols, rows;
-var density = 42;
+var cols, rows
+var density = 84;
 var grid = [];
-
-var current;
-
 var stack = [];
+var current;
 
 
 
 function setup() {
-    cnv =   createCanvas(800, 800);
+    cnv = createCanvas(800, 800);
     w = 800
     h = 800
-    //colorMode(HSB, 360, 100, 100, 250);
-//    strokeCap(SQUARE)
-    //background(0,0,0);
-    pos={x:w/2,y:h/2}
-    speed=7
+    colorMode(HSB, 360, 100, 100, 250);
+    pos = { x: density / 2, y: density / 2 }
+    speed = density
     cols = Math.floor(w / density);
     rows = Math.floor(h / density);
-    //frameRate(5);
-
+
     for (var j = 0; j < rows; j++) {
-      for (var i = 0; i < cols; i++) {
-        var cell = new Cell(i, j);
-        grid.push(cell);
-      }
+        for (var i = 0; i < cols; i++) {
+            var cell = new Cell(i, j);
+            grid.push(cell);
+        }
     }
-    
-  
+
+
     current = grid[0];
-  
+
 }
 
 function centerCanvas() {
@@ -53,67 +48,69 @@ function centerCanvas() {
 function draw() {
     background(51);
     for (var i = 0; i < grid.length; i++) {
-      grid[i].show();
+        grid[i].show();
     }
-  
+
     current.visited = true;
     current.highlight();
     // STEP 1
     var next = current.checkNeighbors();
     if (next) {
-      next.visited = true;
-
-      // STEP 2
-      stack.push(current);
-
-      // STEP 3
-      removeWalls(current, next);
-
-      // STEP 4
-      current = next;
-    } else if (stack.length > 0) {
-      current = stack.pop();
+        next.visited = true;
+
+        // STEP 2
+        stack.push(current);
+
+        // STEP 3
+        removeWalls(current, next);
+
+        // STEP 4
+        current = next;
+    }
+    else {
+        if (stack.length > 0) {
+            current = stack.pop();
+        }
+        else {
+            fill(50,100,100)
+            ellipse(pos.x,pos.y,density-4,density-4)
+        }
     }
-
-
-    //background(0,0,0);
-    //fill(50,100,100)
-    //ellipse(pos.x,pos.y,200,200)
 }
 
-/*function keyPressed() {
+function keyPressed() {
     if(keyCode === RIGHT_ARROW ){pos.x+=speed}
     if(keyCode === LEFT_ARROW ){pos.x-=speed}
     if(keyCode === DOWN_ARROW ){pos.y+=speed}
     if(keyCode === UP_ARROW){pos.y-=speed}
 
-  }*/
-
+  }
 
 
-  function index(i, j) {
+
+function index(i, j) {
     if (i < 0 || j < 0 || i > cols - 1 || j > rows - 1) {
-      return -1;
+        return -1;
     }
     return i + j * cols;
-  }
-  
-  
-  function removeWalls(a, b) {
+}
+
+
+function removeWalls(a, b) {
     var x = a.i - b.i;
     if (x === 1) {
-      a.walls[3] = false;
-      b.walls[1] = false;
+        a.walls[3] = false;
+        b.walls[1] = false;
     } else if (x === -1) {
-      a.walls[1] = false;
-      b.walls[3] = false;
+        a.walls[1] = false;
+        b.walls[3] = false;
     }
     var y = a.j - b.j;
     if (y === 1) {
-      a.walls[0] = false;
-      b.walls[2] = false;
+        a.walls[0] = false;
+        b.walls[2] = false;
     } else if (y === -1) {
-      a.walls[2] = false;
-      b.walls[0] = false;
+        a.walls[2] = false;
+        b.walls[0] = false;
     }
-  }
+}